. Hardware merchandising 1895 . dom. Accordingto Colonel Sadler, the use of this process issufficient, apart from all questions of wages,to enable the continental iron master toundersell the British. There are now in operation in GreatBrita;n 15,700 coke ovens, of which, so faras can be ascertained, only 523 are of theretort type. The other 15,177 ovens pro-duce annually 7,700,000 tons of coke, andit is estimated by M. P. Mollet, president of La Societe Technique de Gaz, in France,that if all this coke were made in retortovens there might be saved from the gasesof distillation which are now wa
. Hardware merchandising 1895 . dom. Accordingto Colonel Sadler, the use of this process issufficient, apart from all questions of wages,to enable the continental iron master toundersell the British. There are now in operation in GreatBrita;n 15,700 coke ovens, of which, so faras can be ascertained, only 523 are of theretort type. The other 15,177 ovens pro-duce annually 7,700,000 tons of coke, andit is estimated by M. P. Mollet, president of La Societe Technique de Gaz, in France,that if all this coke were made in retortovens there might be saved from the gasesof distillation which are now wasted 110,-000 tons of sulphate of ammonia, worthabout $6,930,000 ; 375,000 tons of coal tar,worth about $3,000,000 ; and 3,000 tons ofbenzole, worth about $1,071,438 ; or a totaleconomy of $11,001,438, to say noihing ofthe gas saved and utilized as fuel and forilluminating purposes. A NEW HAIR CLIPPER. The Cadet hair clipper, for sale byH. S. Howland, Sons & Co., is a first-classclipper in every particular at a cheap It is manufactured by the Henry SeymourCutlery Co., and is now being introduced onthis market for the first time. Winnipegs early closing by-law, whichhas caused a bitter fight among merchants,received its first reverse Wednesday, beingdeclared illegal as far as. the grocers wereconcerned. AN ALUMINUM VIOLIN. THE American Association for the Ad-vancement of Science listened to adescription of an aluminum violin atits recent meeting in Brooklyn, N. Y. Thepaper was read by Prof. Alfred Springer, ofCincinnati, who afterwards had a musicianplay upon an instrument made of has the same shape as a wooden violin,but the body is perhaps not quite so the exception of the neck, the pegsand the neck-rest, the instrument is madeentirely of aluminum. Professor Springer, in explaining his in-strument, said in part : Aluminum sound Boards differ fromthose of other metals, and are analogous towooden ones in not producing secondarytones in harmony to th
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